Discussion on the Inspection of Ex Electrical Equipment Threaded Joint
It focuses on inspection for quality of fit of cylindrical threaded joints and taper threaded joints,and introduces non-transmission test of an internal ignition for threaded joints of Group IIIC equipment.
Ex electrical equipmentthreaded jointmetric threadNPT threadtolerancequality of fitpitch diameter
NETL
NSTL
万方数据
